WHAT IS UNICODE U+FFA0?
Unicode U+FFA0 is a special code point from the Halfwidth and Fullwidth Forms block. It was used as a halfwidth filler in old Korean encoding systems, acting as a placeholder in Hangul syllables. It may appear as “ﾠ” in some systems. Halfwidth hangul filler was added to the 1.1 Unicode version in 1993.
Where is Halfwidth Hangul Filler mostly used?
The Unicode character FFA0 is only used in legacy Korean encoding systems that required a halfwidth filler character for Hangul text composition. It might be used in various situations
Obfuscation and Security:
Attackers use halfwidth Hangul filler characters to hide harmful JavaScript code inside spaces or empty-looking parts of the code. This will make it hard to show the bad code first.
Formatting and Text Manipulation:
- The Unicode character FFA0 can be used in formatting and text manipulation to create empty spaces where a standard space is not allowed. In some programming contexts or when dealing with text formats, you might need to pad a string with an invisible space. This can be done using half-width Hangul fillers.
Game Development:
- Half-width Hangul fillers can be used in games to create a player name, where names cannot be empty. This “U+FFA0” hangul filler is used as an empty character, but it is not visually empty. Unicode FFA0
Is Unicode FFA0 the same as Unicode 3164?
No, U+FFA0 and U+3164 are not the same. Because U+3164 is the HANGUL FILLER in the Hangul Compatibility Jamo block, while U+FFA0 is the HALFWIDTH HANGUL FILLER in the Halfwidth and Fullwidth Forms block.
Faq’s
Is code point FFA0 used in advanced systems?
The Halfwidth Hangul Filler is used in advanced systems, especially in East Asian text, and for hiding code. It acts as a placeholder character in Korean writing. Most modern systems can show this character, but it looks different depending on the font or device.
Why was Unicode character FFA0 included in the Unicode system?
HALFWIDTH HANGUL FILLER is a special character in Unicode. It was added in the Unicode standard to support old systems to maintain similarity with older Korean encoding standards, which used halfwidth filler characters. It works as a placeholder for spacing that helps with text formatting in East Asian writing.
How Does Code Point FFA0 Appear in Modern Fonts?
Unicode FFA0 may appear in modern fonts as a blank space. Some fonts show it as a small space or an invisible character. It might look a little small on each system or font, but usually, it doesn’t appear visibly on the screen.
